CVE-2003-1338

Exp

CRLF injection vulnerability in Aprelium Abyss Web Server 1.1.2 and earlier allows remote attackers to inject arbitrary HTTP headers and possibly conduct HTTP Response Splitting attacks via CRLF sequences in the Location header.

Published: 2003-12-31 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2003-1338 is rated Exploit Available (52.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.36%). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2003-1338

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2003-1338

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-08-30 0.32% 0.36% +0.04%
2 2025-03-30 0.37% 0.32% -0.05%
3 2025-03-29 — 0.37% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2003-1338

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 8.6 2.9 [email protected]

Weakness enumeration for CVE-2003-1338

NVD evaluator notes for CVE-2003-1338

Comment: Per: http://cwe.mitre.org/data/definitions/93.html 'http://cwe.mitre.org/data/definitions/93.html'

Affected software / configurations for CVE-2003-1338

Vendor Product Version Raw CPE
aprelium_technologies abyss_web_server <= 1.1.2 cpe:2.3:a:aprelium_technologies:abyss_web_server:*:*:*:*:*:*:*:*

References for CVE-2003-1338

cvelogic Threat Intelligence